21406308356940

Names of 21406308356940

• Cardinal: 21406308356940 can be written as Twenty-one trillion, four hundred six billion, three hundred eight million, three hundred fifty-six thousand, nine hundred forty.

Scientific notation

• Scientific notation: 2.140630835694 × 10¹³

Factors of 21406308356940

• Number of distinct prime factors ω(n): 9
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1672

Divisors of 21406308356940

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 10 12 13 15 19 20 26 30 38 39 43 52 57 60 65 73 76 78 86 95 114 129 130 146 156 172 190 195 215 219 228 247 258 260 285 292 365 380 390 421 430 438 494 516 559 570 645 730 741 780 817 842 860 876 949 988 1093 1095 1118 1140 1235 1263 1290 1387 1460 1482 1634 1677 1684 1898 2105 2186 2190 2236 2451 2470 2526 2580 2774 2795 2847 2964 3139 3268 3279 3354 3705 3796 4085 4161 4210 4372 4380 4745 4902 4940 5052 5465 5473 5548 5590 5694 6278 6315 6558 6708 6935 7410 7999 8170 8322 8385 8420 9417 9490 9804 10621 10930 10946 11180 11388 12255 12556 12630 13116 13870 14209 14235 14820 15695 15998 16340 16395 16419 16644 16770 18031 18103 18834 18980 20767 20805 21242 21860 21892 23997 24510 25260 27365 27740 28418 28470 30733 31390 31863 31996 32790 32838 33540 36062 36206 37668 39995 40807 41534 41610 42484 42627 46999 47085 47994 49020 53105 54093 54309 54730 56836 56940 59641 61466 62301 62780 63726 65580 65676 71045 72124 72412 79789 79990 81614 82095 83068 83220 85254 90155 90515 92199 93998 94170 95988 103835 103987 106210 108186 108618 109460 119282 119985 122421 122932 124602 127452 140997 142090 153665 159315 159578 159980 163228 164190 170508 178923 180310 181030 184398 187996 188340 204035 207670 207974 212420 213135 216372 217236 234995 235339 238564 239367 239970 244842 249204 269971 270465 271545 281994 284180 298205 307330 311505 311961 318630 319156 328380 343957 357846 360620 362060 368796 398945 399529 408070 415340 415948 426270 460153 460995 469990 470678 478734 479940 489684 519935 539942 540930 543090 563988 583927 596410 610987 612105 614660 623010 623922 637260 687914 704985 706017 715692 775333 797890 799058 809913 816140 852540 892981 894615 920306 921990 939980 941356 957468 1031871 1037257 1039870 1079884 1081860 1086180 1167854 1176695 1192820 1196835 1198587 1221974 1224210 1246020 1247844 1321519 1349855 1375828 1380459 1409970 1412034 1515991 1550666 1559805 1595780 1598116 1619826 1719785 1751781 1785962 1789230 1832961 1840612 1843980 1997645 2063742 2074514 2079740 2300765 2325999 2335708 2353390 2393670 2397174 2443948 2448420 2643038 2678943 2699710 2760918 2819940 2824068 2919635 3031982 3054935 3101332 3111771 3119610 3239652 3430927 3439570 3503562 3530085 3571924 3578460 3665922 3876665 3964557 3995290 4049565 4127484 4149028 4464905 4471441 4547973 4601530 4651998 4706780 4787340 4794348 5159355 5186285 5286076 5357886 5399420 5521836 5839270 5981989 5992935 6063964 6109870 6223542 6239220 6607595 6861854 6879140 6902295 7007124 7060170 7331844 7579955 7591051 7753330 7929114 7990580 8099130 8742907 8758905 8929810 8942882 9095946 9164805 9203060 9303996 10292781 10318710 10372570 10715772 11608753 11629995 11678540 11963978 11985870 12219740 12447084 13215190 13394715 13414323 13723708 13804590 14120340 15159910 15182102 15506660 15558855 15858228 16198260 17154635 17179747 17485814 17517810 17859620 17885764 17945967 18191892 18329610 19707883 19786579 19822785 20585562 20637420 20745140 22357205 22739865 22773153 23217506 23259990 23927956 23971740 25108861 26228721 26430380 26789430 26828646 27609180 29909945 30319820 30364204 31117710 33591169 34309270 34359494 34826259 34971628 35035620 35891934 36659220 37955255 39415766 39573158 39645570 41171124 43714535 44602051 44714410 45479730 45546306 46435012 46519980 50217722 51463905 51539241 52457442 53578860 53657292 58043765 59123649 59359737 59819890 62235420 65187613 67071615 67182338 68618540 68718988 69652518 71783868 75326583 75910510 78831532 79146316 79291140 85898735 87429070 89204102 89428820 89729835 90959460 91092612 98539415 98932895 100435444 100773507 102927810 103078482 104914884 113657791 113865765 116087530 118247298 118719474 119639780 125544305 130375226 131143605 133806153 134143230 134364676 139305036 150653166 151821020 167955845 171797470 174131295 174858140 178408204 179459670 195562839 197078830 197865790 201547014 205855620 206156964 223010255 227315582 227731530 232175060 236494596 237438948 251088610 257225527 257696205 260750452 262287210 267612306 268286460 295618245 296798685 301306332 325938065 326415193 335911690 340973373 343594940 348262590 358919340 375945001 376632915 391125678 394157660 395731580 403094028 436685197 446020510 454631164 455463060 502177220 503867535 514451054 515392410 524574420 535224612 568288955 591236490 593597370 638232211 651876130 652830386 669030765 671823380 681946746 696525180 751890002 753265830 771676581 782251356 847438969 873370394 892041020 977814195 979245579 1007735070 1028902108 1030784820 1127835003 1136577910 1182472980 1187194740 1276464422 1286127635 1303752260 1305660772 1310055591 1338061530 1363893492 1444420267 1503780004 1506531660 1543353162 1632075965 1694877938 1704866865 1746740788 1879725005 1914696633 1955628390 1958491158 2015470140 2183425985 2255670006 2273155820 2542316907 2552928844 2572255270 2620111182 2676123060 2888840534 3086706324 3191161055 3264151930 3389755876 3409733730 3759450010 3829393266 3858382905 3911256780 3916982316 4237194845 4333260801 4366851970 4511340012 4887285013 4896227895 5084633814 5144510540 5240222364 5639175015 5777681068 6382322110 6528303860 6550277955 6819467460 7222101335 7518900020 7658786532 7716765810 8297018743 8474389690 8666521602 8733703940 9573483165 9774570026 9792455790 10169267628 11278350030 12711584535 12764644220 13100555910 14444202670 14661855039 15433531620 16594037486 16948779380 17333043204 18777463471 19146966330 19549140052 19584911580 21666304005 22556700060 24436425065 24891056229 25423169070 26201111820 27443985073 28888405340 29323710078 33188074972 37554926942 38293932660 41485093715 43332608010 48872850130 49782112458 50846338140 54887970146 56332390413 58647420156 73309275195 75109853884 82331955219 82970187430 86665216020 93887317355 97745700260 99564224916 109775940292 112664780826 124455281145 137219925365 146618550390 164663910438 165940374860 187774634710 225329561652 248910562290 274439850730 281661952065 293237100780 329327820876 356771805949 375549269420 411659776095 497821124580 548879701460 563323904130 713543611898 823319552190 1070315417847 1126647808260 1427087223796 1646639104380 1783859029745 2140630835694 3567718059490 4281261671388 5351577089235 7135436118980 10703154178470 21406308356940
• Sum of all divisors σ(n): 70710105016320
• Sum of proper divisors (its aliquot sum) s(n): 49303796659380
• 21406308356940 is an abundant number, because the sum of its proper divisors (49303796659380) is greater than itself. Its abundance is 27897488302440

Bases of 21406308356940

• Binary: 100110111100000001011011001111101001101001100₂
• Hexadecimal: 0x13780B67D34C
• Base-36: 7L5X7AUDO

Squares and roots of 21406308356940

• 21406308356940 squared (21406308356940²) is 458230037472399282446163600
• 21406308356940 cubed (21406308356940³) is 9809013480546350114419771316322435384000
• The square root of 21406308356940 is 4626695.1873815937
• The cube root of 21406308356940 is 27766.0387684593

Scales and comparisons

• 21,406,308,356,940 seconds is equal to 680,654 years, 20 weeks, 2 days, 13 hours, 49 minutes.
• To count from 1 to 21,406,308,356,940 would take you about one million, seven hundred one thousand, six hundred thirty-five years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 21406308356940 cubic inches would be around 2313.8 feet tall.

Recreational maths with 21406308356940

• 21406308356940 backwards is 04965380360412
• The number of decimal digits it has is: 14
• The sum of 21406308356940's digits is 51
• More coming soon!